<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>Parcel test</title>
  <link rel="stylesheet" href="css/index.css">

</head>

<body>
  <div id="app">Hello Brown & parcel!</div>
</body>
<script src="https://cdn.bootcss.com/jquery/3.3.1/jquery.min.js"></script>
<script src="./es/index.js" type="text/javascript"></script>

</html>